var createError = require('http-errors');
var express = require('express');
var path = require('path');
var cookieParser = require('cookie-parser');
var logger = require('morgan');

var indexRouter = require('./routes/index');
var goodsRouter = require('./routes/goods');
var testsRouter = require('./routes/tests') //y引入
var userRouter = require('./routes/user')
var app = express();
// view engine setup
app.set('views', path.join(__dirname, 'views'));
app.set('view engine', 'jade');

app.use(logger('dev'));
app.use(express.json());
app.use(express.urlencoded({
	extended: false
}));
app.use(cookieParser());
app.use(express.static(path.join(__dirname, 'public')));


app.use(function(req, res, next) {
	if (req.cookies.userId) {
		next();
	} else {
		if (req.originalUrl == "/user/login" || req.originalUrl == "/user/logout" || (req.path == "/goodList")) {
			next();
		} else {
			res.json({
				status: "10001",
				msg: "当前未登陆",
				result: ""
			})
		}
	}
})
// app.use('/', indexRouter);
app.use('/goodList', goodsRouter);
app.use('/user', userRouter);
app.use('/test', testsRouter); //使用router
// catch 404 and forward to error handler
app.use(function(req, res, next) {
	next(createError(404));
});

// error handler
app.use(function(err, req, res, next) {
	// set locals, only providing error in development
	res.locals.message = err.message;
	res.locals.error = req.app.get('env') === 'development' ?
		err : {};

	// render the error page
	res.status(err.status || 500);
	res.render('error');
});

module.exports = app;